Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: O que mostra para 2006 quando 2002 é Grand Slam Tournaments?
 ###Tabelas: CREATE TABLE title_holders_from_2000_until_2010 (title_holders_from_2000_until_2010_id AUTO_INCREMENT PRIMARY KEY, Year INT, Miss Universe Philippines VARCHAR, Binibining Pilipinas-World VARCHAR, Binibining Pilipinas-International VARCHAR, Binibining Pilipinas-Tourism VARCHAR, First runner-up VARCHAR, Second runner-up VARCHAR) CREATE TABLE most_dismissals_in_test_career_wicketkeeper (most_dismissals_in_test_career_wicketkeeper_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Dismissals INT, Player VARCHAR, Caught INT, Stumped INT, Matches INT, Innings INT) CREATE TABLE mallet_and_simple_articulated_locomotives (mallet_and_simple_articulated_locomotives_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Wheel arrangement VARCHAR, Fleet number(s) VARCHAR, Manufacturer VARCHAR, Serial numbers VARCHAR, Year made VARCHAR, Quantity made VARCHAR, Quantity preserved VARCHAR) CREATE TABLE doubles_performance_timeline (doubles_performance_timeline_id AUTO_INCREMENT PRIMARY KEY, Tournament VARCHAR, 2002 VARCHAR, 2004 VARCHAR, 2005 VARCHAR, 2006 VARCHAR) CREATE TABLE timaru_district (timaru_district_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Years VARCHAR, Gender VARCHAR, Area VARCHAR, Authority VARCHAR, Decile INT, Roll INT)  
SELECT 2006 FROM doubles_performance_timeline WHERE 2002 = grand slam tournaments